Statbite: how engaging is Pinterest?

Comparing the amount of time the average user spends per month on the other social networks as a comparison measure of the level of engagement on Pinterest:

1. Facebook is the most engaging site on the planet at 405 minutes per month
2. Pinterest and Tumblr are equal in second place at 89 minutes
3. Twitter comes in third at 21 minutes
4. LinkedIn – 17 minutes
5. Google Plus – 3 minutes